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China factory - Hunan Hentg Power Electric Technology Co., Ltd.

Hunan Hentg Power Electric Technology Co., Ltd.

  • China,Changsha ,Hunan
  • Verified Supplier
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  3. High insulation rating IEC60076 Three-Phase Oil type Step-Up with conservator
China High insulation rating IEC60076 Three-Phase Oil type Step-Up with conservator
China High insulation rating IEC60076 Three-Phase Oil type Step-Up with conservator

  1. China High insulation rating IEC60076 Three-Phase Oil type Step-Up with conservator
  2. China High insulation rating IEC60076 Three-Phase Oil type Step-Up with conservator
  3. China High insulation rating IEC60076 Three-Phase Oil type Step-Up with conservator
  4. China High insulation rating IEC60076 Three-Phase Oil type Step-Up with conservator
  5. China High insulation rating IEC60076 Three-Phase Oil type Step-Up with conservator

High insulation rating IEC60076 Three-Phase Oil type Step-Up with conservator

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Payment Terms L/C,D/A,D/P,T/T,Western Union
Supply Ability 300-500MVA/Year
Delivery Time 25
Packaging Details Wooden Package
Feature High insulation
Solution One-stop Solution
Winding Material Cooper/Aluminum
Reference Standards IEC 60076
Customized Yes
Phase Three
Cooling Method ONAN/ONAF
Insulation Class Class A
Installation Outdoor/Indoor optional
Warranty 1Year
Noise Level ≤55 dB
Short Circuit Impedance 4%
Application Scenarios Solar PV power plants, industrial step-up, grid distribution
Brand Name HENTG POWER
Model Number 500KVA-0.69/11kV
Certification CE
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms L/C,D/A,D/P,T/T,Western Union Supply Ability 300-500MVA/Year
Delivery Time 25 Packaging Details Wooden Package
Feature High insulation Solution One-stop Solution
Winding Material Cooper/Aluminum Reference Standards IEC 60076
Customized Yes Phase Three
Cooling Method ONAN/ONAF Insulation Class Class A
Installation Outdoor/Indoor optional Warranty 1Year
Noise Level ≤55 dB Short Circuit Impedance 4%
Application Scenarios Solar PV power plants, industrial step-up, grid distribution Brand Name HENTG POWER
Model Number 500KVA-0.69/11kV Certification CE
Place of Origin China
High Light 500kVA Three-Phase Oil Type Transformer ，Step-Up Three-Phase Oil Type Transformer ，0.69kV Three-Phase Oil Type Transformer
Product Overview:

This three-phase oil-immersed step-up transformer features high insulation design and meets IEC60076 standards, ideal for solar PV power plants and various electrification applications. Equipped with a conservator and high-performance insulation materials, it ensures long-term stable operation. OEM customization is available to adjust capacity, voltage levels, and appearance according to client requirements.

Key Product Points
  1. High insulation rating compliant with IEC60076 for safety and reliability.
  2. Oil-immersed cooling design extends service life and reduces failure rates.
  3. OEM customization available to meet various capacities and voltage requirements.
  4. Explosion-proof design and high-temperature self-ignition protection for extreme environments.
  5. Optimized magnetic circuit improves efficiency and lowers operational energy consumption.
  6. Easy installation and low maintenance costs, ideal for solar and industrial projects.
Technical Specifications
Technical Parameter Description
Rated Capacity 500kVA
Phases Three-phase
Primary Voltage 0.69kV
Secondary Voltage 11kV
Cooling Method Oil-Immersed ONAN (Oil Natural Air Natural Cooling)
Insulation Class High Insulation (IEC60076 compliant)
Short Circuit Impedance 4%
Noise Level ≤55 dB
Temperature Rise Control ≤65K
Conservator Yes (for oil expansion and overflow protection)
Explosion Protection Pressure relief valve, fire-proof design
Operating Temperature -25°C ~ +45°C
Altitude Adaptability ≤1000m (customizable for higher altitudes)
Humidity Adaptability 95% RH (coastal anti-corrosion materials)
Application Scenarios Solar PV power plants, industrial step-up, grid distribution

Problem-Solving Solutions

Market Challenges:
Transformers in high-temperature regions (Middle East, Southeast Asia) and coastal humid areas face oil overheating, self-ignition, insulation aging, and corrosion issues, leading to downtime and high maintenance costs.

Our Solutions:

  1. High-temperature resistant oil and high-quality insulation paper ensure stable operation.
  2. Conservator with explosion-proof pressure relief valve prevents oil transformer self-ignition and explosion.
  3. Anti-corrosion coating and moisture-proof design adapt to humid coastal environments.
  4. Precision magnetic circuit and natural cooling system reduce temperature rise and extend lifespan.
  5. Optional monitoring system provides real-time oil temperature, load, and humidity monitoring for safe operation.
FAQ
  1. Q: Will this transformer corrode in coastal regions?
    A: Anti-corrosion coating and humidity-resistant design prevent corrosion from sea air.
  2. Q: Does high temperature affect transformer lifespan?
    A: High-temperature resistant oil and insulation materials ensure stable operation up to +45°C.
  3. Q: Is OEM customization available?
    A: Yes, capacity, voltage levels, and appearance can all be customized.
  4. Q: Is this transformer suitable for solar PV plants?
    A: Absolutely. Designed for PV step-up, it offers high efficiency and strong stability.
  5. Q: What happens in case of overload or short circuit?
    A: Built-in protection and pressure relief valves effectively handle overload and short-circuit scenarios.
  6. Q: Is installation and maintenance difficult?
    A: Installation is straightforward, and maintenance cycles are long, reducing long-term operational costs.
Company Introduction
  • 1. Professional 30+ senior engineers offer 24 hours online service and response within 30 min.
  • 2. 100,000m² factory, 250+ workers, 30+ senior engineers and 8 production lines, 20000+ sets annual production capacity.
  • 3. 100% OQC testing with 8 main detection contents. 15+ years power transformer designing and manufacturing experience.
  • 4. Comply with GB 20052-2024/ANSI/IEEE/DOE2016/CSA/IEC60076 standard
  • 5. Cross-industry power transformer solution.
  • 6. Global on-site technical support.

Customize your reliable oil-immersed step-up transformer today to safeguard your power plant!

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory

  • Business Type:

    Manufacturer

  • Year Established:

    2011

  • Total Annual:

    300-500MVA

  • Employee Number:

    200~250

  • Ecer Certification：

    Verified Supplier

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Get in touch with us

  • Reach Us
  • Hunan Hentg Power Electric Technology Co., Ltd.
  • Room905, D6 building, CCSP Industrial Park, Yuelu District, Changsha，Hunan province, China
  • https://www.hentgpower.com/

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